Electric vehicle fork shock absorber protection structure

CN224690345UActive Publication Date: 2026-08-28WUXI TIANXI MECHANICAL EQUIP MFG CO LTD
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Patent Information

Application Number
CN202521826515.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-08-27
Publication Date
2026-08-28
Estimated Expiration
2035-08-27

AI Technical Summary

Technical Problem

[0006]本实用新型的目的是提供一种电动车前叉减震器保护结构,通过采用左半壳与右半壳对合的封闭环形结构配合上下密封圈形成立体防护体系,可以解决现有技术中,密封可靠性差、安装拆卸不便的问题

Benefits of technology

本实用新型设置上下双密封组件,上端采用唇形密封圈与前叉立管滑动密封,下端采用O型密封圈与减震器外筒下表面面接触密封,形成双重防护屏障,上唇形密封圈的内唇口与前叉立管形成线接触滑动密封,唇口朝向壳体内侧,能有效阻挡外部泥水侵入,下唇形密封圈与减震器外筒下表面形成面接触密封,杜绝液体从底部渗入,解决了传统单端密封或橡胶套易老化破损的缺陷,增加了密封可靠性;通过采用左半壳与右半壳对合的封闭环形结构,通过卡扣组件实现两者快速安装与拆卸,无需拆卸前叉或车轮,用户可轻松完成保护结构的装配、清洁或检查,提升了使用便利性与可维护性。

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Abstract

The utility model relates to electric motor car parts equipment field, concretely relates to a electric motor car front fork shock absorber protection structure, including protection casing, the sleeve is located in shock absorber outer tube outside, the protection casing is by left half shell and right half shell through the detachable connecting structure and closes to constitute, the inner wall profile of left half shell and right half shell is matched with the appearance of shock absorber outer tube, and forms a closed annular cavity under the closing state, buffer layer is arranged between the protection casing inner wall and shock absorber outer tube outer surface, the buffer layer is made of flexible high polymer material, and the protection casing inner wall is continuously arranged along the circumference. By setting up and down double sealing assembly, the upper end adopts lip seal ring and front fork riser pipe sliding seal, the lower end adopts O type sealing washer and shock absorber outer tube lower surface surface contact seal, forms double protection barrier, solved the defect that traditional single end seal or rubber sleeve is easy to age and break, increased the sealing reliability.
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